14" x 20" or 20" x 14" Cube Core Eggcrate Return Air Grille Fixed Blades with Damper enhancing the entire room with

enhancing the entire room with its elegant presence

+ Product Details Size - 18"w X 18"h is the size for the duct opening measurement only

+ Product Details Size – 18"w X 18"h is the size for the duct opening measurement only

production and finish on all products

14" x 20" or 20" x 14" Cube Core Eggcrate Return Air Grille Fixed Blades with Damper enhancing the entire room with+ Product Details Size 14" x 20" or 20" x 14" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15. 75" X 21. 75". High Quality High quality, rust free aluminum construction with smooth finished edges and counter sunk screw holes (screws included); no sharp edges.. Installation Location sidewall and ceiling. Design Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing